Apple Watch Ultra
Mục Lục
Apple Watch
Series 8
Buy
Learn more
45mm or 41mm
Swimproof
IP6X dust resistant
Always-On Retina display
Up to 1000 nits
Blood Oxygen app
ECG app
High and low heart
rate notifications
Irregular rhythm
notification
Temperature sensing
Cycle tracking
with retrospective
ovulation estimates
Emergency SOS
International
emergency calling
Fall Detection
Crash Detection
Cellular available
Family Setup — pair
multiple
watches
with one iPhone
Apple Watch
SE
Buy
Learn more
44mm or 40mm
Swimproof
Retina display
Up to 1000 nits
High and low heart
rate notifications
Irregular rhythm
notification
Cycle tracking
Emergency SOS
International
emergency calling
Fall Detection
Crash Detection
Cellular available
Family Setup — pair
multiple
watches
with one iPhone
Apple Watch
Ultra
Buy
Learn more
49mm
Swimproof
IP6X dust resistant
MIL-STD 810H certification
Action button
Always-On Retina display
Up to 2000 nits
Blood Oxygen app
ECG app
High and low heart
rate notifications
Irregular rhythm
notification
Temperature sensing
Cycle tracking
with retrospective
ovulation estimates
Emergency SOS
International
emergency calling
Fall Detection
Crash Detection
86-decibel Siren
to attract attention
Cellular
Family Setup — pair
multiple
watches
with one iPhone